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Interleaved 2 of 5 at a glance
- Numeric only
- Requires an even number of digits
- Digit pairs interleaved into bars and spaces
- Compact relative to other linear numeric codes
How to use the Interleaved 2 of 5
- Enter an even-length numeric string — a leading zero is added automatically if needed.
- Each pair of digits is interleaved into one set of bars and spaces.
- Download and print with adequate quiet zones on both sides.
Where it is used
- Distribution and warehouse labelling
- Carton identification where ITF-14's fixed length does not fit
- Industrial applications with purely numeric identifiers
Frequently asked questions
Why must the digit count be even?
The format interleaves digits in pairs. An odd-length string is padded with a leading zero to complete the final pair.
How does it relate to ITF-14?
ITF-14 is a fixed 14-digit application of this format with a defined bearer bar and carton meaning.